| article html file updated | 6 February 2020 13:23 CET | Update | https://www.mdpi.com/1422-0067/15/11/20240 |
| article html file updated | 7 May 2019 06:02 CEST | Update | - |
| article html file updated | 25 March 2019 17:06 CET | Update | - |
| article html file updated | 21 August 2015 01:12 CEST | Update | - |
| article html file updated | 12 December 2014 08:48 CET | Original file | - |
| article xml file uploaded | 12 December 2014 08:48 CET | Original file | https://www.mdpi.com/1422-0067/15/11/20240/xml |
| article pdf uploaded. | 5 November 2014 09:45 CET | Version of Record | https://www.mdpi.com/1422-0067/15/11/20240/pdf |
